67 lines
1.6 KiB
Rust
67 lines
1.6 KiB
Rust
use crate::prelude::*;
|
|
use serde::{Deserialize, Serialize};
|
|
|
|
pub type PositionType = i32;
|
|
|
|
#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash, Deserialize, Serialize)]
|
|
pub struct Position {
|
|
pub x: PositionType,
|
|
pub y: PositionType,
|
|
}
|
|
|
|
#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)]
|
|
pub struct Dimension {
|
|
pub width: usize,
|
|
pub height: usize,
|
|
}
|
|
|
|
impl Position {
|
|
pub fn new(x: PositionType, y: PositionType) -> Self {
|
|
Self { x, y }
|
|
}
|
|
|
|
pub fn in_direction(&self, dir: &Direction, len: PositionType) -> Position {
|
|
match dir {
|
|
Direction::Up => Position::new(self.x, self.y - len),
|
|
Direction::Right => Position::new(self.x + len, self.y),
|
|
Direction::Down => Position::new(self.x, self.y + len),
|
|
Direction::Left => Position::new(self.x - len, self.y),
|
|
}
|
|
}
|
|
|
|
pub fn in_range(&self, min: &Position, max: &Position) -> Option<&Position> {
|
|
if self.x < min.x {
|
|
return None;
|
|
}
|
|
if self.x >= max.x {
|
|
return None;
|
|
}
|
|
if self.y < min.y {
|
|
return None;
|
|
}
|
|
if self.y >= max.y {
|
|
return None;
|
|
}
|
|
Some(self)
|
|
}
|
|
}
|
|
|
|
impl std::ops::Add for Position {
|
|
type Output = Position;
|
|
|
|
fn add(mut self, rhs: Self) -> Self::Output {
|
|
self.x += rhs.x;
|
|
self.y += rhs.y;
|
|
self
|
|
}
|
|
}
|
|
|
|
impl std::ops::Sub for Position {
|
|
type Output = Position;
|
|
|
|
fn sub(mut self, rhs: Self) -> Self::Output {
|
|
self.x -= rhs.x;
|
|
self.y -= rhs.y;
|
|
self
|
|
}
|
|
}
|